Sprinkler irrigation for 100 acres for maize farming.

Hi, i am new member here. please i need your help. i want to install big gun sprinkler irrigation in my maize farm. its about 100 acres of land. i need your help to put me through on which materials i need to buy and how to get it install sprinkler irrigation. my email is ayseyi79@gmail.com
i will be appreciate it.
Thanks.